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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §5.6 Properties of the Integral and Average Value, #27 · Calculus · Integrals

A point … is chosen randomly along a semicircle (see figure: equal…

A point is chosen randomly along a semicircle (see figure: equal probability for equal arcs). What is the average distance from the axis? The radius is 1.

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §5.6 Properties of the Integral and Average Value, #27

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